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<html>
    <head>
        <meta charset='utf-8'>
        <script src='lib/simpleRequire.js'></script>
        <script src='lib/config.js'></script>
        <script src='lib/jquery.min.js'></script>
        <script src='lib/testHelper.js'></script>
        <link rel="stylesheet" href="lib/reset.css" />
        <meta name='viewport' content='width=device-width, initial-scale=1' />
    </head>
    <body>
        <style>
            html, body, #main0 {
                width: 100%;
                height: 100%;
                margin: 0;
            }
        </style>
        <div id='main0'></div>
        <script>

        var xs = [440000, 450000];
        var ys = [4368000, 4537000];

        require([
            'echarts',
            './data/map/json/world.json'
        ], function (echarts, worldJson) {
                echarts.registerMap('world', worldJson);

                var count = 35663;
                var lngCount = 1000;
                var chart;

                var points = [];

                var lngStep = 0.3;
                var latStep = 1;
                var lng0 = -160;
                var lng1 = lng0 + lngCount * lngStep;
                var lat0 = 0;
                var lat1 = lat0 + Math.floor(count / lngCount) * latStep;

                for (var i = 0; i < count; i++) {
                    var iLng = i % lngCount;
                    var iLat = Math.floor(i / lngCount);
                    var lng = lng0 + iLng * lngStep;
                    var lat = lat0 + iLat * latStep;
                    points.push([lng, lat]);
                }

                var option = {
                    title: {
                        text: 'World Flights',
                        left: 'center',
                        textStyle: {
                            color: '#eee'
                        }
                    },
                    backgroundColor: '#003',
                    tooltip: {
                        formatter: function (param) {
                            return 'Point: ' + param.value[0] + ', ' + param.value[1];
                        }
                    },
                    geo: {
                        map: 'world',
                        left: 0,
                        right: 0,
                        zoom: 0.5,
                        roam: true,
                        silent: true,
                        itemStyle: {
                            normal: {
                                borderColor: '#003',
                                color: '#005'
                            }
                        }
                    },
                    series: [{
                        type: 'scatter',
                        coordinateSystem: 'geo',
                        blendModel: 'lighter',
                        data: points,
                        symbol: 'rect',
                        symbolSize: 6,
                        // large: true,
                        large: false,
                        largeThreshold: 100,
                        progressiveThreshold: 101
                    }, {
                        type: 'scatter',
                        coordinateSystem: 'geo',
                        symbolSize: 5,
                        color: ['green'],
                        data: [
                            {
                                value: [lng0, lat0],
                                label: {
                                    show: true,
                                    position: 'top',
                                    formatter: 'bottom-left'
                                }
                            }, {
                                value: [lng1, lat0],
                                label: {
                                    show: true,
                                    position: 'top',
                                    formatter: 'bottom-right'
                                }
                            }, {
                                value: [lng0, lat1],
                                label: {
                                    show: true,
                                    position: 'bottom',
                                    formatter: 'top-left'
                                }
                            }, {
                                value: [lng1, lat1],
                                label: {
                                    show: true,
                                    position: 'bottom',
                                    formatter: 'top-right'
                                }
                            }
                        ]
                    }]
                };

                var chart = testHelper.create(echarts, 'main0', {
                    title: [
                        count + ' points should be rendered in the area of the 4 green points',
                        '( large:true and el.incremetal = true) ',
                        'And check roam.'
                    ],
                    option: option,
                    height: 550
                });
                chart.on('finished', function () {
                    console.log('finished');
                });
        });

        </script>
    </body>
</html>